72988560

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{33791}}^1$

素因数の和:33813

約数の個数: 80

約数和(自身を含む): 251412480

約数和(自身を除く): 178423920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 540, 720, 1080, 2160, 33791, 67582, 101373, 135164, 168955, 202746, 270328, 304119, 337910, 405492, 506865, 540656, 608238, 675820, 810984, 912357, 1013730, 1216476, 1351640, 1520595, 1621968, 1824714, 2027460, 2432952, 2703280, 3041190, 3649428, 4054920, 4561785, 4865904, 6082380, 7298856, 8109840, 9123570, 12164760, 14597712, 18247140, 24329520, 36494280, 72988560]

約数ペア:

[(1, 72988560), (2, 36494280), (3, 24329520), (4, 18247140), (5, 14597712), (6, 12164760), (8, 9123570), (9, 8109840), (10, 7298856), (12, 6082380), (15, 4865904), (16, 4561785), (18, 4054920), (20, 3649428), (24, 3041190), (27, 2703280), (30, 2432952), (36, 2027460), (40, 1824714), (45, 1621968), (48, 1520595), (54, 1351640), (60, 1216476), (72, 1013730), (80, 912357), (90, 810984), (108, 675820), (120, 608238), (135, 540656), (144, 506865), (180, 405492), (216, 337910), (240, 304119), (270, 270328), (360, 202746), (432, 168955), (540, 135164), (720, 101373), (1080, 67582), (2160, 33791)]